Cheapest return flights from Washington to Brussels in August from $454

AirHint found the following cheapest return flights from Washington (IAD) to Brussels (BRU) in August 2025 (see full year).

Return flights

21 Aug - 25 Aug Scandinavian Airlines
21 Aug - 24 Aug Scandinavian Airlines
20 Aug - 24 Aug Scandinavian Airlines
20 Aug - 23 Aug Scandinavian Airlines
31 Aug - 14 Sep Scandinavian Airlines
22 Aug - 25 Aug Scandinavian Airlines
18 Aug - 25 Aug Icelandair
20 Aug - 27 Aug Icelandair
13 Aug - 19 Aug British Airways
26 Aug - 02 Sep Icelandair
11 Aug - 19 Aug United direct
12 Aug - 19 Aug United direct
27 Aug - 01 Sep Aer Lingus
29 Aug - 01 Sep British Airways
27 Aug - 01 Sep Brussels Airlines direct
31 Aug - 14 Sep United direct
30 Aug - 06 Sep United direct

Also check the deals for one-way flights from Washington to Brussels in August.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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